Breek-LOK 3QD Compatible Muzzle Devices The Breek-LOK 3QD QD Suppressor Attachment system delivers unrivaled quick-detach functionality, offering both speed and simplicity. Its streamlined profile integrates seamlessly with any firearm, enhancing aesthetics and performance. Designed to reduce recoil and muzzle rise, the Breek-LOK 3QD Gemini Dual-Port Muzzle Brake enables rapid, accurate follow-up shots. Its 90deg horizontal blast-vectoring ports minimize blowback for heightened shooter comfort. Sleek and robust, it maintains a clean appearance and excels in competitive or defensive applications.